From: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
Supply for the PCIe PLL.
Signed-off-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
---
arch/arm/boards/nvidia-beaver/board.c | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boards/nvidia-beaver/board.c b/arch/arm/boards/nvidia-beaver/board.c
index e67d2aa..20707d8 100644
--- a/arch/arm/boards/nvidia-beaver/board.c
+++ b/arch/arm/boards/nvidia-beaver/board.c
@@ -15,8 +15,10 @@
*/
#include <common.h>
-#include <init.h>
+#include <dt-bindings/gpio/tegra-gpio.h>
+#include <gpio.h>
#include <i2c/i2c.h>
+#include <init.h>
static int nvidia_beaver_devices_init(void)
{
@@ -33,6 +35,13 @@ static int nvidia_beaver_devices_init(void)
data = 0x65;
i2c_write_reg(&client, 0x32, &data, 1);
+ /* TPS659110: LDO1_REG = 1.05v, ACTIVE to PEX */
+ data = 0x15;
+ i2c_write_reg(&client, 0x30, &data, 1);
+
+ /* enable SYS_3V3_PEXS */
+ gpio_direction_output(TEGRA_GPIO(L, 7), 1);
+
return 0;
}
fs_initcall(nvidia_beaver_devices_init);
--
1.9.3
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